Home / 148,223.90-221,780.18-88,032

Finding the Fourth Proportional to 148,223.90, 221,780.18 and 88,032

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Solution

The fourth proportional to 148,223.90, 221,780.18 and 88,032 is: 131,717.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,223.90 : 221,780.18 = 88,032 : x
  2. Step 2: Convert to fraction form
    148,223.90/221,780.18 = 88,032/x
  3. Step 3: Cross multiply
    148,223.90x = 221,780.18 × 88,032
  4. Step 4: Simplify right side
    148,223.90x = 19,523,752,805.76
  5. Step 5: Solve for x
    x = 19,523,752,805.76/148,223.90
  6. Step 6: Final answer
    x = 131,717.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.